itertools.cycle(iterable) Make an iterator returning elements from the iterable and saving a copy of each. When the iterable

operator.mod(a, b) operator.__mod__(a, b) Return a % b.

operator.__imod__(a, b) a = imod(a, b) is equivalent to a %= b.

operator.__neg__(obj) Return obj negated (-obj).

@functools.wraps(wrapped, assigned=WRAPPER_ASSIGNMENTS, updated=WRAPPER_UPDATES) This is a convenience function for invoking

operator.lt(a, b) operator.le(a, b) operator.eq(a, b) operator

operator.rshift(a, b) operator.__rshift__(a, b) Return a shifted right by b.

@functools.lru_cache(maxsize=128, typed=False) Decorator to wrap a function with a memoizing callable that saves up to the maxsize

functools.update_wrapper(wrapper, wrapped, assigned=WRAPPER_ASSIGNMENTS, updated=WRAPPER_UPDATES) Update a wrapper

operator.itemgetter(item) operator.itemgetter(*items) Return a callable object that fetches item from its